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    • 2. 发明授权
    • Fluid conducting joint
    • 导流接头
    • US5405173A
    • 1995-04-11
    • US106830
    • 1993-08-16
    • Richard J. Goughneour
    • Richard J. Goughneour
    • F16L27/08F16L27/00
    • F16L27/0849
    • A swivel joint connecting articulable fluid conducting arm members of a plumbing assembly includes an inlet member matable with a first arm member and having an inlet fluid passage from the arm member to an inlet collar section. An outlet member is provided matable with a second arm member. The outlet member also defines an outlet fluid passage from the respective second arm member to an outlet member collar section. A fluid conducting shaft member is disposed through the inlet and outlet member collar sections so that the collar sections rotate about the longitudinal axis of the shaft. A bearing sleeve is concentric about the shaft so that the collar sections rotate about the bearing sleeve. Resilient sealing rings are disposed about the shaft adjacent the bearing sleeve so as to prevent leakage of fluid from the swivel joint. Upon axially compressing the sealing rings and the bearing sleeve together, the sealing rings radially expand thereby sealing against the collar sections.
    • 连接管道组件的铰接式流体传导臂构件的旋转接头包括可与第一臂构件配合并具有从臂构件到入口环部分的入口流体通道的入口构件。 出口构件可与第二臂构件配合。 出口构件还限定从相应的第二臂构件到出口构件套环部分的出口流体通道。 流体传导轴构件穿过入口和出口构件凸缘部分设置,使得套环部分围绕轴的纵向轴线旋转。 轴承套筒与轴同心,使得套环部分围绕轴承套筒旋转。 弹性密封圈围绕轴承设置在轴上,以防止流体从旋转接头泄漏。 在将密封环和轴承套筒轴向压缩在一起时,密封环径向膨胀,从而密封住套环部分。
    • 3. 发明授权
    • Vacuum breaker
    • 真空断路器
    • US5360029A
    • 1994-11-01
    • US078401
    • 1993-06-17
    • Richard J. Goughneour
    • Richard J. Goughneour
    • E03C1/10
    • E03C1/108Y10T137/3294Y10T137/3331
    • A vacuum breaker is provided comprising a body member having an inlet and an outlet defined therein. A core insert member may be threadedly engaged within the body member having a chamber defined therein. A vent passage is defined within the body member to vent the outlet side of the device to atmosphere. A piston member is movably disposed within the chamber between an upper limit stop and a lower limit stop so as to variably restrict liquid passage through the device. At its lower limit stop, the piston essentially seals the inlet from the outlet while the vent passage vents the outlet to atmosphere. At its upper limit stop, the piston essentially seals the vent passage from the outlet. A drain passage is defined within the device generally between near the top portion of the chamber and the outlet so that liquid entrapped within the chamber above the piston member drains through this drain passage to the outlet side of the device during movement of the piston within the chamber. In this manner, liquid entrapped above the piston member is prevented from being pumped out of the device during movement of the piston.
    • 提供一种真空断路器,其包括具有限定在其中的入口和出口的本体构件。 芯插入构件可以螺纹地接合在主体构件内,其中限定有腔室。 排气通道限定在主体构件内,以将装置的出口侧排放到大气中。 活塞构件可移动地设置在上限止挡件和下限止挡件之间的腔室内,以便可变地限制液体通过装置。 在其下限止挡处,活塞基本上将入口与出口密封,同时通风口将出口通向大气。 在其上限止挡处,活塞基本上将出口通道从出口密封。 排水通道通常在容器的顶部附近和出口之间被限定在容器的顶部附近和出口之间,使得活塞内部的室内的液体在活塞的内部运动期间通过该排放通道排出到装置的出口侧 房间。 以这种方式,在活塞运动期间,阻止在活塞构件上方截留的液体被泵送出设备。